After a 2024 in a quiet, The appetite of the investorsi for the Thematic ETFs Back to be felt: in first half of 2025 Total net flows have reached the 8.73 billion dollarspushed by some key megatrends. As a term of comparison, in first half of last year The net collection had stopped at +483 million dollarsand the second part of 2024 had even seen clear deceased for -791 million dollars. Underlines it Rahul Bhushan in the analysis of Ark Invest Europe sUI flows of UCITS thematic ETFs in the first half of the year.
The themes are back
To lead this return are the Etf on defense: those of the category Global defense I’m in the lead with +4.81 billion dollarsfollowed by the Etfs focused on European defensewith +3.05 billion. The combined net affluent, equal to 7.87 billion dollars since January, highlight how this theme is no longer a tactical positioning, but a core and long -term exposure, motivated by geopolitical tensions, by military budgets increasing and new industrial policies.
ETFs on the podium also riseArtificial intelligencewith +904 million dollars of net flows. Despite a slight slowdown compared to 2024, when in the first half the net collection had been 1.47 billion, the AI remains a pillar in thematic wallets, with the interest of investors fueled by incessant innovation in LLM, robotics and autonomous systems.
In the first quarter net flows for 8.73 billion dollars
TOthe fourth place dAt the beginning of 2025 the theme Cybersecuritywith +318 million dollars. After serious deceased last year (-311 million in the first half, -260 million in the second), this rebound suggests that investors are again priority to digital resilience, in a world dominated by AI and in a context of growing digital threats.
Closes the top 5 theUranium (+253 million), reflecting the growing recognition of nuclear power as a pragmatic solution to decarbonisation. This theme continues to grow constantly, having already collected +216 million dollars in the second half of 2024.
Also i infrastructure themes they are silently taking ground, with the ETFs on Global infrastructure And European who together resemble flows for +284 million dollars In 2025, after a modest collection in the second half of last year. Without too much noise, the infrastructures are benefiting from government stimuli, modernization of defense and industrial reshoring.
Ark Invest Europe analysis
Looking per month of June just passed, the total thematic net flows were equal to +1.96 billion dollars. The themes in evidence are basically the same ones who have been attracting capital since the beginning of the year:
- European defense: +862 million dollars
- Global defense: +724 million dollars
- Artificial intelligence: +269 million dollars
- Uranium And Cybersecurity: Both + 67 million dollars
Among those who suffered more in the month just passed, the ETFs on the Blockchainwith clear deceased for -87 million dollars.
With regard to The Demates dAt the beginning of the year, they are the ETFs Clean Energy to continue to record a remarkable weakness, with -307 million: a negative collection that follows 914 million outputs in 2024. With the stall of favorable policies in the key markets, investors are becoming increasingly selective in the energy transition space, and sentiment is more negative than ever. On the other hand, the structural drivers remain intact, and the deceased have just been -8 million: It is possible, therefore, that the ground is being prepared for a conflicting rebound.








